diff --git a/Envs/bwa.yaml b/Envs/bwa.yaml
new file mode 100644
index 0000000..e4c8735
--- /dev/null
+++ b/Envs/bwa.yaml
@@ -0,0 +1,4 @@
+channels:
+  - bioconda
+dependencies:
+  - bwa=0.7.17
diff --git a/Envs/gatk4.yaml b/Envs/gatk4.yaml
new file mode 100644
index 0000000..f33f50d
--- /dev/null
+++ b/Envs/gatk4.yaml
@@ -0,0 +1,4 @@
+channels:
+  - bioconda
+dependencies:
+  - gatk4=4.2.0.0
diff --git a/Envs/parallel-fastq-dump.yaml b/Envs/parallel-fastq-dump.yaml
new file mode 100644
index 0000000..17d3342
--- /dev/null
+++ b/Envs/parallel-fastq-dump.yaml
@@ -0,0 +1,5 @@
+channels:
+  - bioconda
+dependencies:
+  - parallel-fastq-dump=0.6.3
+  - sra-tools=2.10
diff --git a/Envs/samtools.yaml b/Envs/samtools.yaml
new file mode 100644
index 0000000..ba0a8b8
--- /dev/null
+++ b/Envs/samtools.yaml
@@ -0,0 +1,4 @@
+channels:
+  - bioconda
+dependencies:
+  - samtools=1.10
diff --git a/Envs/trimgalore.yaml b/Envs/trimgalore.yaml
new file mode 100644
index 0000000..0225377
--- /dev/null
+++ b/Envs/trimgalore.yaml
@@ -0,0 +1,4 @@
+channels:
+  - bioconda
+dependencies:
+  - trim-galore=0.6.7